Apache Flink training exercises (filtering, stateful enrichment, windowed analytics, timers)

Keyed state, event-time windowed aggregation and timer-based alerts over a simulated ride stream, with tests and reference solutions.

The exercise happens on Apache Flink. Canonical link: https://github.com/apache/flink-training. Link check: link responded (5 Oct 2026). Opened from this app 0 times; opening is not counted as an attempt.

Supports: Stream-processing practice for backend, data, ML engineering and database research roles.